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1.
EN-ERALIZED FRACTAL DIMENSION OF SPEECHTX@董远@胡光锐@陈玮IntroductionSeveralmechanismsinspeechflowscanbeviewedasroutestochaos.Thenonlin...  相似文献   

2.
MPLED-DATA SYSTEMSTX@霍沛军@王子栋IntroductionSampled-datafeedbackcontrolhasreceivedmuchatentionintheareaofcontrolsystemde-signbecauseo...  相似文献   

3.
主动脉夹层在磁共振T1W/TFE脉冲序列中的影像表现   总被引:1,自引:0,他引:1  
目的 用T1W /TFE序列对主动脉夹层进行检查 ,观察主动脉夹层在T1W/TFE序列中的图像表现。方法  2 0例经CT及超声证实为胸主动脉夹层的患者 ,进行主动脉斜矢状位T1W /TFE序列和横轴位自旋回波SE序列的磁共振成像 ,观察T1W /TFE序列显示动脉夹层的信号变化。结果 采用T1W /TFE序列不仅可清晰显示主动脉夹层的内膜斑片和真假两腔及夹层的起点和终点 ,还可显示主动脉内膜破口和假腔内血栓。结论 T1W/TFE序列可获得良好的主动脉夹层影像 ,其图像的对比度高。与SE序列配合应用 ,能为临床治疗提供可靠的信息。  相似文献   

4.
PATERNITYIDENTIFICATIONONABORTEDFETALMATERIALLiShengbin;LiXiaoming;(DepartmeatofForensicMedicine,Xi'anMedicalUniversity,Xi'an...  相似文献   

5.
EFFECTIVEPITCHESTIMATIONALGORITHMUNDERLOWSNRCIRCUMSTANCELuWei(陆伟)ChenJian(陈健)ChenYajun(陈亚骏)(DSPResearchInstitute,Dept.ofElect...  相似文献   

6.
REGULATEDPHOSPHORYLATIONOFTHEGATA-2DNABINDINGPROTEININENDOTHELIALCELLSBuXinE.E.Quertermous,T.Quertermous(DepartmentofMedicine...  相似文献   

7.
A FAST ALGORITHM FOR EXTREME FILTER OF 2D IMAGE   总被引:1,自引:0,他引:1  
AFASTALGORITHMFOREXTREMEFILTEROF2DIMAGEXuLei(许磊)LiJiegu(李介谷)LiWenshun(李文舜)(InstituteofPaternRecognition&ImageProcessing,Shang...  相似文献   

8.
Endothelialcells (ECs)functionasthebarrierofthebrainandrelatetothesecretionofsomeendo crines.Theirdysfunctioniscloselyrelatedtotheoccurrenceanddevelopmentofcerebralvasculardiseases[1] .DamagetoECsisthefirstsignandaba sicfactorofcerebralischemia .Therefore ,…  相似文献   

9.
ENHANCEDNITRICOXIDE(NO)-MEDIATEDVASODILATIONINLOWPOTASSIUMMEDIUMwagnYu;OS.Steinsland,SH.Nelson,AE.Feerick,WE.Johnstonn(Depart?..  相似文献   

10.
ACASEREPORTONPRIMARYLEFTATRIALRHABDOMYOSARCOMAHuangQingheng(黄庆恒);SulDongku(隋东虎)(DepartmeatOfCardiovascularSurgery,FirstAffili...  相似文献   

11.
MANAGEMENTANDREPAIROFDELAYEDCEREBROSPINALFLUIDFISTULAEYangQingyu;LuJian;GongShouping;,GaoLigui;(DepartmentofNeurosurgery,Seco?..  相似文献   

12.
SURFACESEGREGATIONOFSINMETALSOFCo,Cu,FeANDTiQiZhenzhong(戚震中)YangChunsheng(杨春生)(InformationStorageResearchCenter,StateEducatio...  相似文献   

13.
T_H1ANDT_H2CELLANTIGENRECEPTORSINEXPERIMENTALLEISHMANIASISStevenL.Reiner,WangZhi'en;FarahHatam,PhillipScott,RichardM.Locksley(...  相似文献   

14.
FAMILIALSPONTANEOUSPNEUMOTHORAX(周斌)(张潍)ZhouBin;ZhangWei;(DepartmentofCardiothoracicSurgery,SecondAfiliatedHospital,Xi'anMedic...  相似文献   

15.
AMETHODFOROBTAININGTHEMAJOREFFICIENTSOLUTIONOFMULTIOBJECTIVELINEARPROGRAMMING*HuYudaXuYongming(DepartmentofAppliedMathematics...  相似文献   

16.
Duringrenalischemia reperfusioninjruy ,nu merousfreeradicalsareproducedandMDA ,aprod uctoffreeradical,andET 1inkidneysbothincreaseintheprocessofreperfusion .SODiscableofelimi natingfreeradicals .AdministrationofSOD priortoischemiaoratthebeginningofreperfusio…  相似文献   

17.
Parvalbumin (PV ) ,Calbindin D2 8(CB)andCalretinin (CR)aremembersoftheEF handfamilyofcalcium binding proteins (CaBPs) .Thesethreeproteins,whichhavealowmolecularweightandahighaffinityforcalciumions ,act principallyasintracellularcalciumionsbuffers .Theyalsoprobably…  相似文献   

18.
LSHELLELECTRONPOPULATIONSOF95MeVArIONSINPASSINGTHROUGHTHICKSOLIDTARGETSZouYaming(AppliedPhysicsDepartment,ShanghaiJiaotongUni...  相似文献   

19.
电视胸腔镜手术(Videoassistedthoracoscopicsurgery,VATS)是一全新的微创技术。自1999年4月至8月,我科应用VATS治疗自发性气胸4例,取得了良好效果。现报告如下。1 临床资料11 一般资料 本组男3例,女1例;年龄16~28岁。右侧3例,左侧1例。首次发作1例,2例分别于6、8月前行标准左剖胸肺大皮包切除术,复发2次者1例。12 手术方式 气管内双腔/单腔插管麻醉各2例,健侧卧位。患侧胸壁第4肋间腋前线处、第5肋间腋后线、第6肋间腋中线处分别作3个1.5cm小切口。常规切开皮肤,血管钳分离肌层达胸膜,用…  相似文献   

20.
Theventricularseptaldefect (VSD )ofcongenitalheartdisease (CHD )with pulmonaryhypertension (PH )isaseriouscomplication ,whichdirectlyinfluencestheprognosisofCHD ,butitspathogenesisthatstillwasnotclear .Recentresearchesrevealedthatvascularepitheliumofpulmonary…  相似文献   

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